dict ={"name":"alex",
       "dict0":'{"1":"1","2":"2","3":"3"}',
       "dic":'{"name":"alex","gender":"女"}'}
L=(for k in range(dict.keys()))
print(L)
dict0={"1":"1","2":"2","3":"3"}
dict0 ={"1":"1","2":"2","3":"3","4":"4"}
# if (i for i in dict1.keys if i not in dict0.keys):
#     print("字段%s缺失" %i)
